mirror of https://github.com/FFmpeg/FFmpeg.git
Fully reuse the existing one from vf_psnr, instead of halfways. Signed-off-by: James Almer <jamrial@gmail.com>pull/153/merge
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8 changed files with 77 additions and 100 deletions
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/*
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* Copyright (c) 2015 Ronald S. Bultje <rsbultje@gmail.com> |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include "config.h" |
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#include <stddef.h> |
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#include <stdint.h> |
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#include "psnr.h" |
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static uint64_t sse_line_8bit(const uint8_t *main_line, const uint8_t *ref_line, int outw) |
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{ |
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int j; |
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unsigned m2 = 0; |
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for (j = 0; j < outw; j++) { |
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unsigned error = main_line[j] - ref_line[j]; |
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m2 += error * error; |
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} |
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return m2; |
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} |
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static uint64_t sse_line_16bit(const uint8_t *_main_line, const uint8_t *_ref_line, int outw) |
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{ |
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int j; |
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uint64_t m2 = 0; |
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const uint16_t *main_line = (const uint16_t *) _main_line; |
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const uint16_t *ref_line = (const uint16_t *) _ref_line; |
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for (j = 0; j < outw; j++) { |
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unsigned error = main_line[j] - ref_line[j]; |
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m2 += error * error; |
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} |
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return m2; |
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} |
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void ff_psnr_init(PSNRDSPContext *dsp, int bpp) |
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{ |
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dsp->sse_line = bpp > 8 ? sse_line_16bit : sse_line_8bit; |
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#if ARCH_X86 |
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ff_psnr_init_x86(dsp, bpp); |
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#endif |
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} |
@ -1,43 +0,0 @@ |
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/*
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* Copyright (c) 2024 Christian R. Helmrich |
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* Copyright (c) 2024 Christian Lehmann |
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* Copyright (c) 2024 Christian Stoffers |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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/**
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* @file |
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* SIMD initialization for calculation of extended perceptually weighted PSNR (XPSNR). |
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* |
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* Authors: Christian Helmrich, Lehmann, and Stoffers, Fraunhofer HHI, Berlin, Germany |
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*/ |
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#include "libavutil/x86/cpu.h" |
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#include "libavfilter/xpsnr.h" |
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uint64_t ff_sse_line_16bit_sse2(const uint8_t *buf, const uint8_t *ref, const int w); |
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void ff_xpsnr_init_x86(PSNRDSPContext *dsp, const int bpp) |
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{ |
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if (bpp <= 15) { /* XPSNR always operates with 16-bit internal precision */ |
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const int cpu_flags = av_get_cpu_flags(); |
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if (EXTERNAL_SSE2(cpu_flags)) |
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dsp->sse_line = ff_sse_line_16bit_sse2; |
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} |
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} |
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